F:\ffmpeg\bin>f:/ffmpeg/bin/ffmpeg  -ignore_loop 0 -i "D:/myanim.gif" -re -i  "d:myMovie.mkv"  -filter_complex "[0:v][1:v]overlay[out]" -aco
dec mp3 -ar 44100 -vcodec libx264 -pix_fmt yuv420p  -tune film -preset faster -x264-params level=5.1:analyse=all:trellis=2 -crf 30 -maxrate
230k -bufsize 440k  -b:a 58k -r 23  -map "[out]" out.mkv
ffmpeg version N-52045-g694fa00 Copyright (c) 2000-2013 the FFmpeg developers
  built on Apr 12 2013 16:54:51 with gcc 4.8.0 (GCC)
  configuration: --enable-gpl --enable-version3 --disable-w32threads --enable-avisynth --enable-bzlib --enable-fontconfig --enable-frei0r --
enable-gnutls --enable-iconv --enable-libass --enable-libbluray --enable-libcaca --enable-libfreetype --enable-libgsm --enable-libilbc --ena
ble-libmp3lame --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libopenjpeg --enable-libopus --enable-librtmp --enable-libschr
oedinger --enable-libsoxr --enable-libspeex --enable-libtheora --enable-libtwolame --enable-libvo-aacenc --enable-libvo-amrwbenc --enable-li
bvorbis --enable-libvpx --enable-libx264 --enable-libxavs --enable-libxvid --enable-zlib
  libavutil      52. 26.100 / 52. 26.100
  libavcodec     55.  2.100 / 55.  2.100
  libavformat    55.  2.100 / 55.  2.100
  libavdevice    55.  0.100 / 55.  0.100
  libavfilter     3. 53.101 /  3. 53.101
  libswscale      2.  2.100 /  2.  2.100
  libswresample   0. 17.102 /  0. 17.102
  libpostproc    52.  3.100 / 52.  3.100
Unrecognized option 'ignore_loop'.
Error splitting the argument list: Option not found